20189951 is an odd 8-digits composite number following 20189950
and preceding 20189952 . In scientific notation, it is written as 2.0189951 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 18883800 positive integers (up to 20189951) that are relatively prime to 20189951.
20189951 has 8 divisors, whose sum is 21523200
The reverse of 20189951 is 15998102
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million one hundred eighty-nine thousand nine hundred fifty-one
Scientific notation
2.0189951 × 10^7
Engineering notation
2.0189951 × 10^6
Prime Factorization
79 × 19 × 13451
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20189951
Product of the distinct prime numbers
The prime factorization of 20189951 is 79 × 19 × 13451.
Since it has a total of 3 prime factors.
7 , 10 , 82 , 32 , 31 , 169 , 3511 , 5796 , 24026 , 80680 , 529577 , 80863 , 8310313 , 6475824 , 11345475 , 77459487 , 971156421 , 525977467 , 3522161595 , 7525986772
n×2
40379902
n×3
60569853
n×4
80759804
n×5
100949755
n÷2
10094975.5
n÷3
6729983.6666667
n÷3
5047487.75
n÷5
4037990.2
n2
407634121382401
n3
8.2301129366387E+21
n4
1.661655769152E+29
n5
3.3548748558047E+36
2 √n
4493.3229352006
3 √n
272.29839927126
4 √n
67.032252947373
5 √n
28.908599536389
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20189950
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20189951 can be divided by 8 positive divisors.
The sum of these divisors (counting 20189951) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000001001011111111
3
Ternary
1101222202101222
4
Quaternary
1031001023333
5
Quinary
20132034301
6
Senary
2000423555
8
Octal
115011377
10
Decimal
20189951
12
Duodecimal
6917bbb
16
Hexadecimal
13412ff
20
Vigesimal
663ehb
36
Base36
c0qnz
md5
fa7757248fedd46995418e241273f063
sha1
5547093d4128dc6e57096121ac5e24db32d8188c
sha256
62f2f7ca410ef3a3e554c11f1ed9a45f2356673b6d6d2919cb8223c1b0b9fce6
sha512
07c8806ff31475aee98a6ed5c9db775aa4865a6ffe107ef79245a351699f4f85544ed5a07b879ca88df86a6dde129b2d6b05950d1ebd4b0aa51b65acff85f52a
ripemd-160
c79779644554e3105b92b54ff712a2399644671d
Diameter
40379902
Circumference
126857203.47588
Area
1.2806203610875E+15
Volume
3.4474216453278E+22
Surface area
5.1224814443499E+15
Circumference
126857203.47588
Perimeter
80759804
Area
407634121382401
Diagonal
28552902.527848
Surface area
2445804728294406
Volume
8.2301129366387E+21
Space diagonal
34970020.934326
Perimeter
60569853
Area
1.7651075228325E+14
Altitude
17485010.467163
Surface area
1.7651075228325E+14
Volume
9.6992811123806E+20
Height
9517634.1759494